/Engine/Source/Runtime/GeometryCore/Public/Image/SpatialPhotoSet.h
struct FSpatialPhotoParams
FImageDimension...
Dimensions
Pixel dimensions of the photo image
FFrame3d
Frame
Coordinate system of the view camera -X()is forward,Z()is up
double
HorzFOVDegrees
Horizontal Field-of-View of the camera in degrees (full FOV, so generally calculations will use half this value)
double
NearPlaneDist
Near-plane distance for the camera, image pixels lie on this plane